≡ Exeretonevridae, Heterostomidae
EN · awl-flies
DE · Holzfliegen
LV · koksnesmušu dzimta
PL · dziupleniowate
https://en.wikipedia.org/wiki/Xylophagidae
Some species live in forests with a large number of fallen trees. The larvae are predatory in dead wood and under the bark of mature and fallen trees.